National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2016-9842 Detail

Current Description

The inflateMark function in inflate.c in zlib 1.2.8 might allow context-dependent attackers to have unspecified impact via vectors involving left shifts of negative integers.

Source:  MITRE
Description Last Modified:  05/23/2017
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 8.8 HIGH
Vector: AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H (V3 legend)
Impact Score: 5.9
Exploitability Score: 2.8


Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 6.8 MEDIUM
Vector: (AV:N/AC:M/Au:N/C:P/I:P/A:P) (V2 legend)
Impact Subscore: 6.4
Exploitability Subscore: 8.6


Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): Partial
Availability (A): Partial
Additional Information:
Victim must voluntarily interact with attack mechanism
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://lists.opensuse.org/opensuse-updates/2016-12/msg00127.html Third Party Advisory
http://lists.opensuse.org/opensuse-updates/2017-01/msg00050.html Third Party Advisory
http://lists.opensuse.org/opensuse-updates/2017-01/msg00053.html Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/12/05/21 Patch Third Party Advisory VDB Entry
http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html
http://www.securityfocus.com/bid/95131 Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1039427
https://access.redhat.com/errata/RHSA-2017:1220
https://access.redhat.com/errata/RHSA-2017:1221
https://access.redhat.com/errata/RHSA-2017:1222
https://access.redhat.com/errata/RHSA-2017:2999
https://access.redhat.com/errata/RHSA-2017:3046
https://access.redhat.com/errata/RHSA-2017:3047
https://access.redhat.com/errata/RHSA-2017:3453
https://bugzilla.redhat.com/show_bug.cgi?id=1402348 Issue Tracking
https://github.com/madler/zlib/commit/e54e1299404101a5a9d0cf5e45512b543967f958 Patch Vendor Advisory
https://security.gentoo.org/glsa/201701-56 Third Party Advisory
https://support.apple.com/HT208112
https://support.apple.com/HT208113
https://support.apple.com/HT208115
https://support.apple.com/HT208144
https://wiki.mozilla.org/images/0/09/Zlib-report.pdf Exploit Technical Description Third Party Advisory
https://wiki.mozilla.org/MOSS/Secure_Open_Source/Completed#zlib Third Party Advisory

Technical Details

Vulnerability Type (View All)

Change History

8 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-9842
NVD Published Date:
05/23/2017
NVD Last Modified:
10/16/2018